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Restructuring - Schedule of Restructuring-related Liabilities (Detail) - USD ($) $ in Thousands	3 Months Ended	12 Months Ended
	Mar. 29, 2025	Dec. 28, 2024	Dec. 30, 2023	Dec. 31, 2022
Employee Termination Benefit Costs
Restructuring Cost and Reserve [Line Items]
Payments	$ (4,545)
2024 Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges	1,471	$ 17,043
2024 Plan \| Cash Restructuring-Related Liabilities Roll-Forward
Restructuring Cost and Reserve [Line Items]
Beginning Balance	7,312
Restructuring charges	1,320	16,829
Payments	(2,525)	(9,731)
Change in estimate	151	214
Ending Balance	6,258	7,312
2024 Plan \| Lease Termination Costs \| Cash Restructuring-Related Liabilities Roll-Forward
Restructuring Cost and Reserve [Line Items]
Beginning Balance	168
Restructuring charges		168
Ending Balance	168	168
2024 Plan \| Employee Termination Benefit Costs \| Cash Restructuring-Related Liabilities Roll-Forward
Restructuring Cost and Reserve [Line Items]
Beginning Balance	7,144
Restructuring charges	985	15,520
Payments	(2,190)	(8,590)
Change in estimate	151	214
Ending Balance	6,090	7,144
2024 Plan \| Other Cash Restructuring Charges \| Cash Restructuring-Related Liabilities Roll-Forward
Restructuring Cost and Reserve [Line Items]
Restructuring charges	335	1,141
Payments	(335)	(1,141)
2023 Plan
Restructuring Cost and Reserve [Line Items]
Restructuring charges	(499)	5,122	$ 53,743	$ 13,608
2023 Plan \| Cash Restructuring-Related Liabilities Roll-Forward
Restructuring Cost and Reserve [Line Items]
Beginning Balance	9,732	26,758	13,608
Restructuring charges		5,491	47,106
Payments	(2,355)	(22,123)	(33,956)
Change in estimate	(499)	(394)
Ending Balance	6,878	9,732	26,758	13,608
2023 Plan \| Other Cash Restructuring Charges \| Cash Restructuring-Related Liabilities Roll-Forward
Restructuring Cost and Reserve [Line Items]
Beginning Balance		344
Restructuring charges		581	1,577
Payments		(925)	(1,233)
Ending Balance			344
2023 Plan \| Real Estate Restructuring \| Lease Termination Costs \| Cash Restructuring-Related Liabilities Roll-Forward
Restructuring Cost and Reserve [Line Items]
Beginning Balance		156
Restructuring charges			12,924
Payments		(21)	(12,768)
Change in estimate		(135)
Ending Balance			156
2023 Plan \| Real Estate Restructuring \| Employee Termination Benefit Costs \| Cash Restructuring-Related Liabilities Roll-Forward
Restructuring Cost and Reserve [Line Items]
Beginning Balance	3,266	2,663	1,798
Restructuring charges		2,363	5,678
Payments	(281)	(1,835)	(4,813)
Change in estimate	(153)	75
Ending Balance	2,832	3,266	2,663	1,798
2023 Plan \| Organizational Restructuring \| Employee Termination Benefit Costs \| Cash Restructuring-Related Liabilities Roll-Forward
Restructuring Cost and Reserve [Line Items]
Beginning Balance	6,466	23,595	11,810
Restructuring charges		2,547	26,927
Payments	(2,074)	(19,342)	(15,142)
Change in estimate	(346)	(334)
Ending Balance	$ 4,046	$ 6,466	$ 23,595	$ 11,810